EFR32MG1B732F256 Datasheet, PDF (48/94 Pages) Silicon Laboratories – EFR32MG1 Mighty Gecko SoC with Integrated Serial Flash Data Sheet

EFR32MG1 Mighty Gecko SoC with Integrated Serial Flash Data Sheet
Electrical Specifications
Parameter
Symbol
Test Condition
Min
Typ
Max
Comparator delay⁴
t_ACMPDELAY
BIASPROG² = 1, FULLBIAS² = 0
—
30
—
BIASPROG² = 0x10, FULLBIAS²
—
3.7
—
=0
BIASPROG² = 0x20, FULLBIAS²
—
35
—
=1
Offset voltage
V_{ACMPOFFSET BIASPROG}² _{=0x10, FULLBIAS}²
-35
—
35
=1
Reference Voltage
V_ACMPREF
Internal 1.25 V reference
Internal 2.5 V reference
1
1.25
1.47
2
2.5
2.8
Capacitive Sense Internal
Resistance
R_CSRES
CSRESSEL⁵ = 0
CSRESSEL⁵ = 1
—
inf
—
—
15
—
CSRESSEL⁵ = 2
—
27
—
CSRESSEL⁵ = 3
—
39
—
CSRESSEL⁵ = 4
—
51
—
CSRESSEL⁵ = 5
—
102
—
CSRESSEL⁵ = 6
—
164
—
CSRESSEL⁵ = 7
—
239
—
Note:
1. ACMPVDD is a supply chosen by the setting in ACMPn_CTRL_PWRSEL and may be IOVDD, AVDD or DVDD
2. In ACMPn_CTRL register
3. In ACMPn_HYSTERESIS register
4. ±100 mV differential drive
5. In ACMPn_INPUTSEL register
Unit
μs
μs
ns
mV
V
V
kΩ
kΩ
kΩ
kΩ
kΩ
kΩ
kΩ
kΩ
The total ACMP current is the sum of the contributions from the ACMP and its internal voltage reference as given as:
I_ACMPTOTAL = I_ACMP + I_ACMPREF
I_ACMPREF is zero if an external voltage reference is used.
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